- Sputnik was launched 10/4/57 by the Soviet Union.
- It travelled 1,440 orbits reaching 43.5 million miles before it burned up 1/4/58.
- It’s orbit lasted 98 minutes.
- It was the size of a beach ball and weighed 183.9 lbs.
- It was the first man made satellite and provided information on the upper atmosphere and ionosphere.
